Quiz 10 Question 6 of 20

During fraction 14 of a lung boost course, the record-and-verify screen still shows the original 200 cGy dose and the old isocenter even though yesterday's revised plan was approved at 180 cGy with a shifted isocenter, and on-treatment imaging matches the new target. Which step confirms the plan version, isocenter, and dose before the beam is released?

Select an answer to reveal the explanation.

Motivation